Physics Test 01

Total Questions: 20

2 - Which one of the following unit is not a derived unit?

A ) Force
B ) Velocity
C ) Volume
D ) Kilogram ✅

3 - Amount of a substance in terms of numbers is measured in

A ) Mole ✅
B ) Mass
C ) Time
D ) Molecule

4 - An interval of 200 a is equivalent to

A ) 2×10-⁴s ✅
B ) 2× 10-³ s
C ) 2× 10-² s
D ) 2×10-¹ s

5 - Which of the following is the smallest quantity?

A ) 5000g
B ) 5000mg
C ) 100μg
D ) 5000ng ✅

6 - Which instrument is most suitable to measure the internal diameter?

A ) Meter
B ) Screw gauge
C ) Vernier calipers ✅
D ) None of these

8 - A measuring cylinder is used to measure ____.

A ) Mass
B ) Distance
C ) Time
D ) Volume ✅

10 - Significant figures in an expression a

A ) All the digitis
B ) All the accurately known digits and doubtful digit
C ) All the accurately known digits & the first doubtful digit ✅
D ) All of these

11 - Least count of metre rod is ____.

A ) 1mm ✅
B ) 0.1mm
C ) 0.01mm
D ) 1cm

12 - Which is the smallest quantity?

A ) 0.01g
B ) 2mg
C ) 100μg
D ) 5000ng ✅

13 - One giga gram equal to

A ) 10⁹g ✅
B ) 10³g
C ) 10⁶g
D ) 10-⁶ g

14 - The study of internal structure of Earth is called

A ) Nuclear physics
B ) Atomic physics
C ) Plasma physics
D ) Gio physics ✅

15 - Amount of a substance in terms of numbers is measured in

A ) Gram
B ) Kilogram
C ) Newton
D ) Mole ✅

16 - Least count of vernier calipers is

A ) 0.1 mm
B ) 0.01 cm
C ) 1mm
D ) Both a & b

18 - A measuring cylinder is used to measure

A ) Mass
B ) Area
C ) Volume ✅
D ) Level of liquid

19 - One megameter is equal to

A ) 10⁶m
B ) 10⁹m
C ) 10-⁶m
D ) 10¹²m

20 - The base quantity is

A ) Mass ✅
B ) Volume
C ) Torque
D ) Momentum